TECHNICAL SPECIFICATION KEY FEATURES Coverage area 19 190 x 11 920 mm (211 m²) Hydraulic rock drill 3 x Sandvik RD520 Drill feed 3 x Sandvik TF500-18’ Booms 3 x Sandvik SB150 Elevating boom support Standard Elevating operator station 1 000 mm Control system Sandvik THC561, hydraulic Hole length Up to 6 180 mm Turning radius 11 860 mm Tramming / drilling width 2 950 mm / 3 860 mm (TC11) 3 050 mm / 3 860 mm (TC12) Tramming / drilling height 3 620 mm / Max. 4 935 mm Tramming length 18 200 mm (with TF500-18’) Total weight 42 000 kg (without utility boom) depending on options Total weight 46 000 kg (with utility boom) depending on options 1. SANDVIK DT1231 SANDVIK DT1231 TUNNELING DRILLS Sandvik DT1231 is a three boom electro hydraulic jumbo for fast and accurate drilling in tunneling and cavern excavation. The hydraulic controlled drilling system with added automatic functions and optional instrumentation level enable productive and high quality excavation. Sandvik RD520 rock drills deliver superior performance with high consumable lifetime. Sandvik SB150 universal booms have a large optimum shaped coverage and full automatic parallelism. In addition to face drilling the unit can also be used for cross-cutting and bolt hole drilling. An optional utility boom for bolting and utility works is available. The powerful 4-wheel-drive axle steered carrier ensures rapid and safe tramming with good balance.
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SANDVIK DT1231 TUNNELING DRILLS · Orbitrol Rear oscillation ± 8 ... circuit. Extra items Spare rock drill Spare wheel assembly Special tools for rock drill Tunnel laser set Documentation
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TECHNICAL SPECIFICATION
KEY FEATURES
Coverage area 19 190 x 11 920 mm (211 m²)
Hydraulic rock drill 3 x Sandvik RD520
Drill feed 3 x Sandvik TF500-18’
Booms 3 x Sandvik SB150
Elevating boom support Standard
Elevating operator station 1 000 mm
Control system Sandvik THC561, hydraulic
Hole length Up to 6 180 mm
Turning radius 11 860 mm
Tramming / drilling width2 950 mm / 3 860 mm (TC11)3 050 mm / 3 860 mm (TC12)
Tramming / drilling height 3 620 mm / Max. 4 935 mm
Tramming length 18 200 mm (with TF500-18’)
Total weight42 000 kg (without utility boom)depending on options
Total weight46 000 kg (with utility boom)depending on options
1. SANDVIK DT1231
SANDVIK DT1231TUNNELING DRILLS
Sandvik DT1231 is a three boom electro hydraulic jumbo for fast and accurate drilling in tunneling and cavern excavation. The hydraulic controlled drilling system with added automatic functions and optional instrumentation level enable productive and high quality excavation.
Sandvik RD520 rock drills deliver superior performance with high consumable lifetime. Sandvik SB150 universal booms have a large optimum shaped coverage and full automatic parallelism. In addition to face drilling the unit can also be used for cross-cutting and bolt hole drilling.
An optional utility boom for bolting and utility works is available. The powerful 4-wheel-drive axle steered carrier ensures rapid and safe tramming with good balance.
BOOM TECHNICAL SPECIFICATION 3-3405
Boom type Sandvik SB150
Parallel coverage 159 m²
Parallelism Hydraulic
Boom extension 3 200 mm
Feed extension 1 650 mm
Boom weight, net 3 300 kg
Roll-over angle 358°
HYDRAULIC SYSTEM
Operating principle Hydraulic control
Powerpack HPP555 (3 x 55 kW)
Filtration size (pressure / return) 20µ / 10µ
Oil tank volume 470 liters
Oil tank filling pump Electric pump
Oil cooler (water actuated) 1 x OW30 (30 kW)
HYDRAULIC ROCK DRILL TECHNICAL SPECIFICATION 2-1950
Rock drill type Sandvik RD520
Percussion power 20 kW
Percussion pressure Max. 220 bar
Percussion rate 74 Hz
Stabilizer Hydraulic
Rotation speed Max. 280 rpm (with OMS125)
Rotation torque 625 Nm (with OMS125)
Hole size (drifting) 43 - 64 mm
Hole size (cut hole) 76 - 127 mm
Recommended rodT38 - H35 - R32T38 - R39 - R35
Shank adapter T38 (male)
Weight 225 kg
Length 1 010 mm
Profile height 90 mm
AIR AND WATER SYSTEM
Flushing of holes By Water
Water booster pump type WBP3
Water pump capacity 215 l/min
Water pump inlet pressure 2 - 7 bar (Min.)
Flushing water pressure 10 - 15 bar
Shank lubrication device SLU-3 (air / oil mist)
Oil consumption 180 - 250 g/h
Air consumption 250 - 350 l/min
Air compressor type CTN10, 1 m³/min (7 bar)
TRAMMING AND OPERATOR STATION
Safety canopy certification FOPS (ISO 3449)
Elevating operator station 1 000 mm
OperationSeated trammingStanding drilling
Sound pressure level According to EN791Operator station: 103 dB(A)Emitted: 128 dB(A)
Stair and service lights LED lights
FEED TECHNICAL SPECIFICATION 3-1400
Feed type
Feed force (Max.)
Total length(mm)
Hole length(mm)
Rod length (mm)
Net weight(kg)
TF500-12’ 25 kN 5 270 3 440 3 700 500
TF500-14’ 25 kN 5 880 4 050 4 305 530
TF500-16’ 25 kN 6 490 4 660 4 915 560
TF500-18’ 25 kN 7 100 5 270 5 525 590
TF500-20’ 25 kN 7 710 5 880 6 135 620
TF500-21’ 25 kN 8 015 6 185 6 440 640
DRILLING CONTROL SYSTEM TECHNICAL SPECIFICATION 5-1020
Service brakes Hydraulically operated wet disc brakes
Parking and emergency brakes
SAHR type, fail safe wet disc brakes
Tramming speed15 km/h (Horizontal)3.5 km/h (14%=1:7=8°)
Gradeability / inclination Max. 15° / 5°
Fuel tank 150 liters
Hydraulic jacks TJ60 (front), TJ75 (rear)
Hand throttle Standard
Centralized greasing points Carrier
Fire extinguisher 1 x 7.7 kg Type ABC
OPTIONAL FEATURES AND PACKAGES
Rock drill*Rock drill type Power extractor
Sandvik HLX5 instead of RD520 for RD520 and HLX5
Feed *Feed length *Telescopic feed Rod retainer Two rods system Start-up drilling tools Casing drilling set
12’, 14’, 16’, 20’, 21’ Sandvik TFX6/12, TFX8/14, TFX10/16 SCR with TF feed (incl. safety wire) TRR1 with TFX feed (incl. safety wire) TRS (incl. SCR for 10-12 ft extension rods) For 45 -51 mm holes For 90 mm (3 ½”) or 115 mm (4 ½”) pipe
Utility boom optionSafety canopy for utility boom Spot lights for utility boom Rod racks for utility boom RX expansion bolt installa-tion kit for utility boom
FOPS approved 2 x 17 W LED For 4 pcs of 10 or 12 ft rods D30 mm or D41 mm
Manual 1 x OA30 (30 kW) For hydraulic system Shell Naturelle HFE46/HFE68
Drilling control system*Constant speed drilling Instrumentation
Replaces feed / percussion control TMS DDSS3 system (Spec. 5-9200)
OPTIONAL FEATURES AND PACKAGES
Electric system*Optional voltage *Electric cable rubber or PUR Ground fault and overcurrent protection Spooling device Remote control for reel(s) Electricity outlet in front carrier Amber flashing light
1 000 VAC, 50 Hz. Specification TS2-121 VYK For cable reel At rear machine 1 x 400 VAC or 1 x Main voltage LED (24 V)
Air and water system Flushing flow supervision Air mist flushing *Hole cleaning with air External air connection Water hose reel
Option External air/water supply (incl. IP5 air cleaner) CT28 air compressor Additional 2 x 80 l air receivers IP5 air cleaner THR5E incl. water hose 44.5 mm (1 ¾”), 60 m
Cleaning systemLP system with reelHP system with reel
Up to 15 barUp to 180 bar
Greasing systemsManual systemAutomatic system
Specification 5-2110Carrier, booms and basket boom
Operator’s safety canopyTramming camera
Rear and side
Fire suppression systemManual or automatic system Ansul, 8 nozzles
(incl. 1 x fire extinguisher)
CarrierHigh speed carrier Exhaust catalyzer Reduced tramming speed Rod rack under carrier
TC12, incl.MB OM906LA, 170 kW, Tier 3, Stage IIIA, with Spicer T32 000 transmission and front axle 43R. TC12, incl.QSB6.7, 164 kW, Tier 4i, Stage IIIB, with Spicer T32 000 transmission and front axle 43R. For Tier 3 engines 3rd gear lockout For 12 - 21 ft rods
PackagesAnti-freezing
Block heater for engine, heater for hydraulic oil, water circuit flushing with air, antifreeze adding in water circuit.
Extra itemsSpare rock drill Spare wheel assembly Special tools for rock drill Tunnel laser set Documentation
RD520 or HLX5 14.00-24 28RL RD520 or HLX5 Extra paper, Catbase, Link one manuals
*) replaces standard feature
3. SANDVIK DT1231
TF500-14’ TF500-16’ TF500-18’ TF500-20’ TF500-21’
Feed length 5 940 mm 6 550 mm 7 160 mm 7 770 mm 8 075 mm
Total length 17 160 mm 17 760 mm 18 200 mm 19 160 mm 18 610 mm
Sandvik Construction reserves the right to make changes to the information on this data sheet without prior notification to users. Please contact a Sandvik representative for clarification on specifications and options.